diff --git a/ttd.vcproj b/ttd.vcproj
index 931d9cdf74..5d5673c17a 100644
--- a/ttd.vcproj
+++ b/ttd.vcproj
@@ -45,7 +45,7 @@
 				ProgramDataBaseFileName=".\Release/"
 				BrowseInformation="1"
 				WarningLevel="3"
-				WarnAsError="TRUE"
+				WarnAsError="FALSE"
 				SuppressStartupBanner="TRUE"
 				DebugInformationFormat="3"
 				CompileAs="1"/>
@@ -119,7 +119,7 @@
 				ProgramDataBaseFileName=".\Checked/"
 				BrowseInformation="1"
 				WarningLevel="3"
-				WarnAsError="TRUE"
+				WarnAsError="FALSE"
 				SuppressStartupBanner="TRUE"
 				DebugInformationFormat="3"
 				CallingConvention="1"
@@ -186,7 +186,7 @@
 				ObjectFile=".\Debug/"
 				ProgramDataBaseFileName=".\Debug/"
 				WarningLevel="3"
-				WarnAsError="TRUE"
+				WarnAsError="FALSE"
 				SuppressStartupBanner="TRUE"
 				Detect64BitPortabilityProblems="FALSE"
 				DebugInformationFormat="4"